package com.servlet.manager;

import java.io.IOException;
import java.io.PrintWriter;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.List;

import javax.print.attribute.standard.MediaSize.Other;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.dao.impl.ColumnDaoImpl;
import com.po.Column;

public class ShowColumnQuery extends HttpServlet {

	/**
	 * The doGet method of the servlet. <br>
	 *
	 * This method is called when a form has its tag value method equals to get.
	 * 
	 * @param request the request send by the client to the server
	 * @param response the response send by the server to the client
	 * @throws ServletException if an error occurred
	 * @throws IOException if an error occurred
	 */
	public void doGet(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		doPost(request, response);
	}

	/**
	 * The doPost method of the servlet. <br>
	 *
	 * This method is called when a form has its tag value method equals to post.
	 * 
	 * @param request the request send by the client to the server
	 * @param response the response send by the server to the client
	 * @throws ServletException if an error occurred
	 * @throws IOException if an error occurred
	 */
	public void doPost(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		request.setCharacterEncoding("UTF-8");
		request.setCharacterEncoding("utf-8");
		String querytype = request.getParameter("querytype");
		request.setAttribute("querytype", querytype);
		List<Column> lc = null;
		Column c = null;
		if (querytype.equals("all")) {
			try {
				lc = new ColumnDaoImpl().findAll();
			} catch (SQLException e) {
				// TODO Auto-generated catch block
				e.printStackTrace();
			}
			request.setAttribute("lc", lc);
			request.getRequestDispatcher("/WEB-INF/manage/querycolumn.jsp").forward(request, response);
		}else if (querytype.equals("type")) {
			try {
				String type = request.getParameter("type");
				lc = new ColumnDaoImpl().findListByType(type);
				if (lc == null) {
					System.out.println(false);
				}
			} catch (SQLException e) {
				// TODO Auto-generated catch block
				e.printStackTrace();
			}
			request.setAttribute("lc", lc);
			request.getRequestDispatcher("/WEB-INF/manage/querycolumn.jsp").forward(request, response);
		}else if (querytype.equals("name")) {
			String name = request.getParameter("name");
			try {
				c = new ColumnDaoImpl().findByName(name);
			} catch (SQLException e) {
				// TODO Auto-generated catch block
				e.printStackTrace();
			}
			lc = new ArrayList<Column>();
			lc.add(c);
			request.setAttribute("lc", lc);
			request.getRequestDispatcher("/WEB-INF/manage/querycolumn.jsp").forward(request, response);
		}
	}

}
